:root {
            --primary: #3b82f6;
            --secondary: #1d4ed8;
            --accent: #f59e0b;
            --dark: #1e293b;
            --light: #f8fafc;
            --text: #e2e8f0;
            --text-secondary: #94a3b8;
            --background: #0f172a;
            --card-bg: rgba(15, 23, 42, 0.7);
            --success: #10b981;
            --danger: #ef4444;
            --warning: #f59e0b;
            --info: #3b82f6;
            
            /* Customizable colors */
            --color-1: #3b82f6; /* Primary */
            --color-2: #1d4ed8; /* Secondary */
            --color-3: #f59e0b; /* Accent */
            --color-4: #0f172a; /* Background */
            --color-5: #1e293b; /* Dark */
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--background);
            color: var(--text);
            min-height: 100vh;
            overflow-x: hidden;
            transition: background-color 0.3s ease;
        }
        
        .tech-font {
            font-family: 'Rajdhani', sans-serif;
            font-weight: 600;
        }
        
        .glass-card {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border-radius: 12px;
            overflow: hidden;
        }
        
        .glass-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
            border-color: rgba(255, 255, 255, 0.15);
        }
        
        .win-card {
            animation: winFlash 1.5s ease-out;
            position: relative;
            overflow: hidden;
            border-left: 4px solid var(--success);
        }
        
        .win-card::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(16, 185, 129, 0.2) 0%, transparent 70%);
            transform: scale(0);
            opacity: 0;
            animation: winRipple 1.5s ease-out;
        }
        
        .loss-card {
            animation: lossShake 0.8s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
            border-left: 4px solid var(--danger);
        }
        
        .pulse {
            animation: pulse 2s infinite;
        }
        
        .floating {
            animation: floating 3s ease-in-out infinite;
        }
        
        .rotate {
            animation: rotate 10s linear infinite;
        }
        
        .number-glow {
            animation: numberGlow 2s infinite alternate;
        }
        
        @keyframes winFlash {
            0% { background-color: rgba(16, 185, 129, 0.1); }
            50% { background-color: rgba(16, 185, 129, 0.2); }
            100% { background-color: var(--card-bg); }
        }
        
        @keyframes winRipple {
            0% { transform: scale(0); opacity: 0.8; }
            100% { transform: scale(1); opacity: 0; }
        }
        
        @keyframes lossShake {
            0%, 100% { transform: translateX(0); }
            10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
            20%, 40%, 60%, 80% { transform: translateX(5px); }
        }
        
        @keyframes pulse {
            0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4); }
            70% { transform: scale(1.02); box-shadow: 0 0 0 10px rgba(59, 130, 246, 0); }
            100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
        }
        
        @keyframes floating {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        
        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        @keyframes numberGlow {
            0% { text-shadow: 0 0 5px var(--color-1); }
            100% { text-shadow: 0 0 15px var(--color-1), 0 0 20px var(--color-1); }
        }
        
        .scrollbar-hide::-webkit-scrollbar {
            display: none;
        }
        
        .scrollbar-hide {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        
        .gradient-text {
            background: linear-gradient(135deg, var(--color-1), var(--color-3));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        /* Popup/Modal styles */
        .popup-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.8);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        
        .popup-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        
        .popup-content {
            background: rgba(15, 23, 42, 0.9);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
            border-radius: 16px;
            width: 90%;
            max-width: 400px;
            padding: 25px;
            transform: translateY(20px);
            transition: all 0.3s ease;
        }
        
        .popup-overlay.active .popup-content {
            transform: translateY(0);
        }
        
        .popup-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .popup-close {
            background: none;
            border: none;
            font-size: 20px;
            color: var(--neon-blue);
            cursor: pointer;
        }
        
        /* Color Picker System */
        .color-picker-container {
            display: none;
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 999;
            background: var(--card-bg);
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.1);
            max-width: 300px;
        }
        
        .color-picker-container.visible {
            display: block;
            animation: fadeInUp 0.3s ease-out;
        }
        
        .color-picker-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
        }
        
        .color-option {
            display: flex;
            align-items: center;
            margin-bottom: 12px;
        }
        
        .color-label {
            width: 80px;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        
        .color-input {
            flex: 1;
            -webkit-appearance: none;
            height: 36px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        
        .color-input::-webkit-color-swatch {
            border-radius: 6px;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }
        
        .color-input::-moz-color-swatch {
            border-radius: 6px;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }
        
        .color-presets {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 8px;
            margin-top: 15px;
        }
        
        .color-preset {
            width: 100%;
            height: 30px;
            border-radius: 6px;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all 0.2s ease;
        }
        
        .color-preset:hover {
            transform: scale(1.05);
        }
        
        .color-preset.active {
            border-color: white;
            box-shadow: 0 0 0 2px var(--background);
        }
        
        .theme-toggle-btn {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--color-1);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            z-index: 998;
            border: none;
            transition: all 0.3s ease;
        }
        
        .theme-toggle-btn:hover {
            transform: scale(1.1);
        }
        
        /* Prediction cards */
        .prediction-card {
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(29, 78, 216, 0.1));
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            width: 100%;
            max-width: 400px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(59, 130, 246, 0.2);
        }
        
        .prediction-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-1), var(--color-3));
        }
        
        .prediction-value {
            font-size: 2.5rem;
            font-weight: bold;
            margin: 10px 0;
            color: var(--color-1);
            font-family: 'Rajdhani', sans-serif;
        }
        
        .prediction-label {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        
        .timer {
            font-size: 1rem;
            font-weight: bold;
            color: var(--accent);
            margin-top: 5px;
            font-family: 'Rajdhani', sans-serif;
        }
        
        .number-display {
            font-size: 2rem;
            font-weight: bold;
            color: var(--text);
            margin: 10px 0;
            font-family: 'Rajdhani', sans-serif;
        }
        
        .prediction-bar {
            width: 100%;
            height: 12px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 6px;
            margin: 15px 0;
            overflow: hidden;
            position: relative;
        }
        
        .prediction-progress {
            height: 100%;
            border-radius: 6px;
            background: linear-gradient(90deg, var(--color-1), var(--color-3));
            transition: width 0.5s ease;
        }
        
        .number-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-weight: bold;
            margin: 3px;
            font-family: 'Rajdhani', sans-serif;
            font-size: 0.9rem;
        }
        
        .big-number {
            background: rgba(59, 130, 246, 0.1);
            border: 1px solid var(--color-1);
            color: var(--color-1);
        }
        
        .small-number {
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--accent);
            color: var(--accent);
        }
        
        .btn {
            padding: 10px 20px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            font-size: 0.9rem;
        }
        
        .btn-primary {
            background: var(--color-1);
            color: white;
        }
        
        .btn-primary:hover {
            background: var(--color-2);
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }
        
        .btn-accent {
            background: var(--accent);
            color: white;
        }
        
        .btn-accent:hover {
            background: #e67e22;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }
        
        .btn-outline {
            background: transparent;
            border: 1px solid var(--text-secondary);
            color: var(--text-secondary);
        }
        
        .btn-outline:hover {
            border-color: var(--text);
            color: var(--text);
            transform: translateY(-2px);
        }
        
        .status-badge {
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        
        .status-win {
            background: rgba(16, 185, 129, 0.1);
            color: var(--success);
            border: 1px solid rgba(16, 185, 129, 0.3);
        }
        
        .status-loss {
            background: rgba(239, 68, 68, 0.1);
            color: var(--danger);
            border: 1px solid rgba(239, 68, 68, 0.3);
        }
        
        .status-pending {
            background: rgba(245, 158, 11, 0.1);
            color: var(--warning);
            border: 1px solid rgba(245, 158, 11, 0.3);
        }
        
        .live-pulse {
            position: relative;
            padding-right: 15px;
        }
        
        .live-pulse::after {
            content: '';
            position: absolute;
            top: 50%;
            right: 0;
            transform: translateY(-50%);
            width: 8px;
            height: 8px;
            background-color: var(--danger);
            border-radius: 50%;
            animation: pulse 1.5s infinite;
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .prediction-value {
                font-size: 2rem;
            }
            
            .number-display {
                font-size: 1.8rem;
            }
            
            .color-picker-container {
                max-width: calc(100% - 40px);
                bottom: 80px;
            }
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }